Home / 968,954,805.80-1,453,432,208.70-900,080,052.20

Finding the Fourth Proportional to 968,954,805.80, 1,453,432,208.70 and 900,080,052.20

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Solution

The fourth proportional to 968,954,805.80, 1,453,432,208.70 and 900,080,052.20 is: 1,350,120,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,954,805.80 : 1,453,432,208.70 = 900,080,052.20 : x
  2. Step 2: Convert to fraction form
    968,954,805.80/1,453,432,208.70 = 900,080,052.20/x
  3. Step 3: Cross multiply
    968,954,805.80x = 1,453,432,208.70 × 900,080,052.20
  4. Step 4: Simplify right side
    968,954,805.80x = 1,308,205,338,275,857,408
  5. Step 5: Solve for x
    x = 1,308,205,338,275,857,408/968,954,805.80
  6. Step 6: Final answer
    x = 1,350,120,078.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.